Quiz on Plate Tectonics

What is plate tectonics?

• Study of volcanoes

• Theory explaining the movement of Earth's plates

• Weather forecasting technique

• Type of earthquake

What are tectonic plates made of?

• Water and ice

• Metal and gas

• Lithosphere

• Clouds and air

Which of the following is a type of plate boundary?

• Circular

• Divergent

• Rotational

• Elliptical

What forms at a divergent boundary?

• Mountains

• Volcanoes

• Rift valleys or mid-ocean ridges

• Trenches

Which layer causes plates to move due to convection currents?

• Outer core

• Inner core

• Mantle

• Crust

Which supercontinent existed millions of years ago?

• Atlantis

• Eurasia

• Gondwana

• Pangaea

Which type of crust is denser?

• Oceanic crust

• Continental crust

• Inner crust

• Outer crust

What is subduction?

• Formation of volcanoes

• One plate sliding past another

• One plate sinking beneath another

• Earthquake shaking

What kind of boundary forms earthquakes like those in the San Andreas Fault?

• Divergent

• Convergent

• Transform

• Vertical

What happens when two continental plates collide?

• Volcanoes erupt

• Ocean forms

• Trenches form

• Mountains form